[WIP] [libOS] Single Process lifetime rollback protection for Protected Files #1856
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This is conceptually similar to the commit "[LibOS] Fix `ENOENT` error in `fchmod` on unlinked file". Three new LibOS regression sub-tests are added. Co-authored-by: g2flyer <michael.steiner@intel.com> Signed-off-by: g2flyer <michael.steiner@intel.com> Signed-off-by: Dmitrii Kuvaiskii <dmitrii.kuvaiskii@intel.com>
Signed-off-by: g2flyer <michael.steiner@intel.com>
[LibOS] Fix dentry of open files after rename Signed-off-by: g2flyer <michael.steiner@intel.com>
Signed-off-by: g2flyer <michael.steiner@intel.com>
Signed-off-by: g2flyer <michael.steiner@intel.com>
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Signed-off-by: g2flyer <michael.steiner@intel.com>
Signed-off-by: g2flyer <michael.steiner@intel.com>
…es (WIP) * adds libos_encrypted_volume as mount-data for protected fileystem which includes map <name, <last-root-hash, ...>> to keep track of root hashes across open/close cycles of a particular value, ensuring consistency across the whole enclave life-time Signed-off-by: g2flyer <michael.steiner@intel.com>
…ted files (WIP) Signed-off-by: g2flyer <michael.steiner@intel.com>
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…ted files (WIP) Signed-off-by: g2flyer <michael.steiner@intel.com>
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Description of the changes
This is a WIP PR addresses issue #1835, i.e., rollback protection of protected files beyond a single open-to-close window but across the whole runtime of gramine. Released as draft PR in anticipation of 23. April 2024 Community Call. It depends on closing PR #1874 and PR #1875 (and is currently rebased on the current version of these to work)
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